<template>
    <div>
        <div style="margin: 10px 0">
            <el-input style="width: 200px" placeholder="请输入名称" suffix-icon="el-icon-search" v-model="name"></el-input>
            <!--      <el-input style="width: 200px" placeholder="请输入" suffix-icon="el-icon-message" class="ml-5" v-model="email"></el-input>-->
            <!--      <el-input style="width: 200px" placeholder="请输入" suffix-icon="el-icon-position" class="ml-5" v-model="address"></el-input>-->
            <el-button class="ml-5" type="primary" @click="load">搜索</el-button>
            <el-button type="warning" @click="reset">重置</el-button>
        </div>

        <div style="margin: 10px 0">
            <el-button type="primary" @click="handleAdd">新增 <i class="el-icon-circle-plus-outline"></i></el-button>
            <el-popconfirm
                    class="ml-5"
                    confirm-button-text='确定'
                    cancel-button-text='我再想想'
                    icon="el-icon-info"
                    icon-color="red"
                    title="您确定批量删除这些数据吗？"
                    @confirm="delBatch">
                <el-button type="danger" slot="reference">批量删除 <i class="el-icon-remove-outline"></i></el-button>
            </el-popconfirm>
            <!-- <el-upload action="http://localhost:9090/rankScore/import" :show-file-list="false" accept="xlsx" :on-success="handleExcelImportSuccess" style="display: inline-block">
              <el-button type="primary" class="ml-5">导入 <i class="el-icon-bottom"></i></el-button>
            </el-upload>
            <el-button type="primary" @click="exp" class="ml-5">导出 <i class="el-icon-top"></i></el-button> -->
        </div>

        <el-table :data="tableData" border stripe :header-cell-class-name="'headerBg'"
                  @selection-change="handleSelectionChange" :span-method="arraySpanMethod" :row-style="{height:'0px'}"
                  :cell-style="{padding:'0px'}">
            <el-table-column type="selection" width="55"></el-table-column>
            <!--<el-table-column prop="id" label="ID" width="80" sortable></el-table-column>-->
            <el-table-column label="序号" type="index" width="50" align="center"></el-table-column>
            <el-table-column prop="foreignLevel" label="国际级别" align="center"></el-table-column>
            <el-table-column prop="domesticLevel" label="国内级别" align="center"></el-table-column>
            <el-table-column prop="remark" label="包含赛事" align="center">
                <template slot-scope="scope">
                    <p class="wrap-text">{{ scope.row.remark }}</p>
                </template>
            </el-table-column>

            <el-table-column prop="rank" label="比赛排名" align="center"></el-table-column>
            <el-table-column prop="foreignScore" label="国际分值" align="center">
                <template slot-scope="scope">
                    <span>{{ scope.row.foreignScore.toFixed(3) }}</span>
                </template>
            </el-table-column>
            <el-table-column prop="domesticScore" label="国内分值" align="center">
                <template slot-scope="scope">
                    <span>{{ scope.row.domesticScore.toFixed(3) }}</span>
                </template>
            </el-table-column>

            <el-table-column label="操作" width="180" align="center">
                <template slot-scope="scope">
                    <el-tooltip class="item" effect="dark" content="编辑信息" placement="top-start">
                        <el-button type="text" @click="handleEdit(scope.row)"><i class="el-icon el-icon-edit"></i>
                        </el-button>
                    </el-tooltip>
                    <el-tooltip class="item" effect="dark" content="删除" placement="top-start">
                        <el-popconfirm
                                class="ml-5"
                                confirm-button-text='确定'
                                cancel-button-text='我再想想'
                                icon="el-icon-info"
                                icon-color="red"
                                title="您确定删除吗？"
                                @confirm="del(scope.row.id)"
                        >
                            <el-button type="text" slot="reference"><i class="el-icon el-icon-delete"></i></el-button>
                        </el-popconfirm>
                    </el-tooltip>
                </template>
            </el-table-column>
        </el-table>
        <div style="padding: 10px 0">
            <el-pagination
                    @size-change="handleSizeChange"
                    @current-change="handleCurrentChange"
                    :current-page="pageNum"
                    :page-sizes="[8, 16, 32, 64,128]"
                    :page-size="pageSize"
                    layout="total, sizes, prev, pager, next, jumper"
                    :total="total">
            </el-pagination>
        </div>

        <el-dialog title="信息" :visible.sync="dialogFormVisible" width="40%" :close-on-click-modal="false">
            <el-form label-width="120px" size="small" style="width: 80%; margin: 0 auto">
                <el-form-item prop="foreignLevel" label="国际级别" v-if="showFlag">
                    <el-input v-model="form.foreignLevel" autocomplete="off"></el-input>
                </el-form-item>
                <el-form-item prop="domesticLevel" label="比赛级别" v-if="showFlag">
                    <el-input v-model="form.domesticLevel" autocomplete="off"></el-input>
                </el-form-item>
                <el-form-item prop="rank" label="比赛排名">
                    <el-input v-model="form.rank" autocomplete="off"></el-input>
                </el-form-item>
                <el-form-item prop="foreignScore" label="国际分值">
                    <el-input v-model="form.foreignScore" autocomplete="off"></el-input>
                </el-form-item>
                <el-form-item prop="domesticScore" label="国内分值">
                    <el-input v-model="form.domesticScore" autocomplete="off"></el-input>
                </el-form-item>
                <el-form-item prop="remark" label="备注" v-if="showFlag">
                    <el-input v-model="form.remark" autocomplete="off"></el-input>
                </el-form-item>

            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button @click="dialogFormVisible = false">取 消</el-button>
                <el-button type="primary" @click="save">确 定</el-button>
            </div>
        </el-dialog>
    </div>
</template>

<script>
    export default {
        name: "RankScore",
        data() {
            return {
                tableData: [],
                total: 0,
                pageNum: 1,
                pageSize: 8,
                name: "",
                form: {},
                dialogFormVisible: false,
                multipleSelection: [],
                user: localStorage.getItem("user") ? JSON.parse(localStorage.getItem("user")) : {},
                formatTableData: [],
                mergeData: {},//合并行的记录
                mergePos: {},//mergeData中每项的索引
                showFlag: true,
                dataAll:[]
            }
        },
        created() {
            this.load()
            this.queryAllData()
        },
        methods: {
            load() {
                const data = {
                    "page": this.pageNum,
                    "pageSize": this.pageSize,
                    "name": this.name
                }
                this.request.post("/rankScore/page", data).then(res => {
                    //this.tableData = res.data.records
                    this.tableData = res.data.data
                    this.total = res.data.total
                    //切换pageSize和pageNum会更新当前数据，要传入当前数据进行操作
                    this.changeTableData(this.tableData)
                })
            },
            queryAllData(){
                this.request.get('/rankScore/findAll').then(res =>{
                    if(res.code===200){
                        this.dataAll = res.data
                    }
                })
            },
            /**
             * 合并列
             * @param row
             * @param column
             * @param rowIndex
             * @param columnIndex
             * @returns {number[]}
             */
            arraySpanMethod({row, column, rowIndex, columnIndex}) {
                //要合并的列
                let mergeCol = ['domesticLevel', 'foreignLevel','remark']
                if (mergeCol.includes(column.property)) {
                    const _row = this.mergeData[column.property][rowIndex] //因为rowIndex出现会从1到结尾
                    const _col = _row > 0 ? 1 : 0
                    //8个名次为一组合并
                    return [_row, _col]
                }
            },
            changeTableData(currentData) {
                let keyName = ['domesticLevel', 'foreignLevel','remark']
                //对每一次操作先置空,确保对当前数据按第一次处理
                this.mergeData={}//合并行的记录
                this.mergePos={}//mergeData中每项的索引
                keyName.forEach((kitem, k) => {
                    currentData.forEach((data, i) => {
                        if (i === 0) {
                            this.mergeData[kitem] = this.mergeData[kitem] || []
                            this.mergeData[kitem].push(1)
                            this.mergePos[kitem] = 0
                        } else {
                            // 判断当前元素与上一个元素是否相同
                            if (data[kitem] === currentData[i - 1][kitem]) {
                                this.mergeData[kitem][this.mergePos[kitem]] += 1
                                this.mergeData[kitem].push(0)
                            } else {
                                this.mergeData[kitem].push(1)
                                this.mergePos[kitem] = i
                            }
                        }
                    })
                })
            },
            save() {
                this.request.post("/rankScore/save", this.form).then(res => {
                    if (res.code === 200) {
                        this.$message.success(res.message)
                        this.dialogFormVisible = false
                        this.load()
                    } else {
                        this.$message.error(res.message)
                    }
                })
            },
            handleAdd() {
                this.showFlag = true
                this.dialogFormVisible = true
                this.form = {}
                this.$nextTick(() => {
                    if (this.$refs.img) {
                        this.$refs.img.clearFiles();
                    }
                    if (this.$refs.file) {
                        this.$refs.file.clearFiles();
                    }
                })
            },
            handleEdit(row) {
                this.showFlag = false
                this.form = JSON.parse(JSON.stringify(row))
                this.dialogFormVisible = true
                this.$nextTick(() => {
                    if (this.$refs.img) {
                        this.$refs.img.clearFiles();
                    }
                    if (this.$refs.file) {
                        this.$refs.file.clearFiles();
                    }
                })
            },
            del(id) {
                this.request.delete("/rankScore/" + id).then(res => {
                    if (res.code === 200) {
                        this.$message.success("删除成功")
                        this.load()
                    } else {
                        this.$message.error("删除失败")
                    }
                })
            },
            handleSelectionChange(val) {
                console.log(val)
                this.multipleSelection = val
            },
            delBatch() {
                if (!this.multipleSelection.length) {
                    this.$message.error("请选择需要删除的数据")
                    return
                }
                let ids = this.multipleSelection.map(v => v.id)  // [{}, {}, {}] => [1,2,3]
                this.request.post("/rankScore/del/batch", ids).then(res => {
                    if (res.code === 200) {
                        this.$message.success("批量删除成功")
                        this.load()
                    } else {
                        this.$message.error("批量删除失败")
                    }
                })
            },
            reset() {
                this.name = ""
                this.load()
            },
            handleSizeChange(pageSize) {
                console.log(pageSize)
                this.pageSize = pageSize
                this.load()
            },
            handleCurrentChange(pageNum) {
                console.log(pageNum)
                this.pageNum = pageNum
                this.load()
            },
            handleFileUploadSuccess(res) {
                this.form.file = res
            },
            handleImgUploadSuccess(res) {
                this.form.img = res
            },
            download(url) {
                window.open(url)
            },
            exp() {
                window.open("http://localhost:9090/rankScore/export")
            },
            handleExcelImportSuccess() {
                this.$message.success("导入成功")
                this.load()
            }
        }
    }
</script>


<style>
    .headerBg {
        background: #eee !important;
    }

    .el-button {
        margin: 0px 6px 12px;
    }

    .el-icon {
        font-size: 16px;
    }

    /* CSS 类用于换行 */
    .wrap-text {
        white-space: pre-line;
    }
</style>
